OPEC president Jose Maria Botelho de Vasconcelos told the Global Think Tank Summit in Beijing Friday a crude oil price of $68-71 a barrel was the best for a stable industry.

• 石油输出国组织(欧佩克)轮值主席德瓦斯康塞洛斯3日在北京举行的全球智库峰会上表示，油价每桶68美元至71美元对生产者和消费者而言都是合适的。过度投机会对石油产业产生破坏性影响。